20901822

素因数分解:

$2^1\times 3^1\times {\mathrm{53}}^1\times {\mathrm{65729}}^1$

素因数の和:65787

約数の個数: 16

約数和(自身を含む): 42593040

約数和(自身を除く): 21691218

約数列:

[1, 2, 3, 6, 53, 106, 159, 318, 65729, 131458, 197187, 394374, 3483637, 6967274, 10450911, 20901822]

約数ペア:

[(1, 20901822), (2, 10450911), (3, 6967274), (6, 3483637), (53, 394374), (106, 197187), (159, 131458), (318, 65729)]